Home / 34,633.92-51,987.62-28,138.53

Finding the Fourth Proportional to 34,633.92, 51,987.62 and 28,138.53

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Solution

The fourth proportional to 34,633.92, 51,987.62 and 28,138.53 is: 42,237.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,633.92 : 51,987.62 = 28,138.53 : x
  2. Step 2: Convert to fraction form
    34,633.92/51,987.62 = 28,138.53/x
  3. Step 3: Cross multiply
    34,633.92x = 51,987.62 × 28,138.53
  4. Step 4: Simplify right side
    34,633.92x = 1,462,855,205.00
  5. Step 5: Solve for x
    x = 1,462,855,205.00/34,633.92
  6. Step 6: Final answer
    x = 42,237.64

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.